Changelog

• 9031095 Merge remote-tracking branch 'upstream/master'
• a22ae88 bump to v1.0.11 (#189)
• db68ade bump to v1.0.11
• 5f9d6ff Merge remote-tracking branch 'upstream/master'
• 46cd10e fix: set tidb tunning variables only when connected to valid tidb (#188)
• 6cd9f74 Add tls support for mysql client (#186)
• b8f0fae Merge branch 'pingcap:master' into master
• e624823 bump to v1.0.10